.top_banner {
    height: 100px;
    background-color: #362526;
}

.top_banner_inner {
    margin: 0 auto;
    position: relative;
}

/* top_banner_left */
.top_banner_left {
    height: 100px;
    width: 60px;
    position: absolute;
    float: left;
}

.top_banner_left img {
    height: 60px;
    width: 60px;
    margin-top: 25px;
    display: block;

}

.tbl_block1 {
    position: absolute;
}

.tbl_block2 {
    top: 30px;
    left: 70px;
    position: absolute;
    width: 300px;
    color: white;
}

.top_banner_info{
    position: absolute;
    right: 20px;
    top: 55px;
    font-size: 20px;
    color: #ffffff;
    display: none;
}
/* nav */
.nav {
    height: 60px;
    background-color: #362526;
}

.nav_inner {
    margin: 0 auto;
    position: relative;
}

.nav_inner ul {
    position: relative;
}

.nav_inner ul li {
    width: 198px;
    line-height: 60px;
    float: left;
    background-color: #482f30;
    border-right: 1px solid #362526;
}

.nav_inner ul li a {
    color: white;
    font-size: 16px;
    text-align: center;
    display: block;
}
/* 区域标题样式 */
.part_title {
    text-align: center;
    font-size: 36px;
    margin-top: 81px;
    padding-bottom: 8px;
}
.part_decoration {
    margin: 0 auto;
    position: relative;
}
.part_decoration img {
    position: absolute;
    left: 50%;
    margin-left: -125px;
    /* margin-top: 17px; */
    width: 250px;
    height: 15px;
}

/* 产品中心 */
.produc_center{
    height: 900px;
    padding: 30px;
    overflow: hidden;
    /* width: 284px; */
    /* height: 272px; */
}
.produc_center_continer{
    position: relative;
    overflow: hidden;
}
.produc_center_item{
    padding-top: 56px;
    margin: 0  auto;
}
.pc_parent {
    display: grid;
    grid-template-columns: repeat(4, 284px);
    grid-template-rows: repeat(2, 272px);
    grid-column-gap: 20px;
    grid-row-gap: 20px;
}
.pc_parent>div:hover{
    border: 1px solid #f6ab4a;
}
.pc_parent div div{
    text-align: center;
}
.pc_parent img {
    width: 230px;
    height: 220px;
    display: block;
    margin: 0 auto;
}
.pc_div1 {
    grid-area: 1 / 1 / 2 / 2;
}
.pc_div2 {
    grid-area: 2 / 1 / 3 / 2;
}
.pc_div3 {
    grid-area: 1 / 2 / 2 / 3;
}
.pc_div4 {
    grid-area: 2 / 2 / 3 / 3;
}
.pc_div5 {
    grid-area: 1 / 3 / 2 / 4;
}
.pc_div6 {
    grid-area: 2 / 3 / 3 / 4;
}
.pc_div7 {
    grid-area: 1 / 4 / 2 / 5;
}
.pc_div8 {
    grid-area: 2 / 4 / 3 / 5;
}


/* 联系我们 */
.connection{
    height: 300px;
    background-color: #362526;
    position: relative;
    overflow: hidden;
}
.con_continer{
    margin: 0 auto;
    /* margin: auto 0; */
    margin-top: 5%;
    display: flex;
    justify-content: space-between;
}
.con_continer div{
    color: #ffffff;
    font-size: 12px;
    line-height: 24px;
}
.conus_icon{
    width: 264px;
    height: 75px;
}
.con_way{
    width: 256px;
    height: 128px;
}
.botton_aboutus{
    width: 387px;
    height: 155px;
}
.connection .con_title{
    color: #f6ab4a;
    font-size: 16px;
    padding-bottom: 15px;
}
.scan img{
    width: 100px;
    height: 100px;
}